BRITISH AND FRENCH MISSIONS 409 the horizon, and that henceforth Russia alone would be likely, or indeed able, to threaten India. It was known that in 1791 there had been a scheme for an invasion of Hindustan by way of Orenburg, Bokhara, and Kabul. Other schemes for Russian conquests in Central Asia had also been published. But it was not realized at first that Russian aggression on Georgia and Karabagh had in- augurated a new and permanent state of affairs. The reports of British officers who at the head of Persian regiments fought Russian troops, the appointment of a permanent mission at Teheran, and the travels and writings of the gifted Englishmen of the period all con- tributed to furnish that accurate information which is essential as a basis of sound policy.